No wonder that Amsterdam is flat : it has been fully built on piles, from houses to parking lots including the subway. Water is everywhere, with more than 10 kilometers of canals and multiple bridges linking the 70 islands in the city. On the canal sides, the former...

No wonder that Amsterdam is flat : it has been fully built on piles, from houses to parking lots including the subway. Water is everywhere, with more than 10 kilometers of canals and multiple bridges linking the 70 islands in the city. On the canal sides, the former...